[Devel] [PATCH rh7] autofs: show pipe inode in mount options

[Stanislav Kinsburskiy]

https://jira.sw.ru/browse/PSBM-41961

03.12.2015 15:34, Stanislav Kinsburskiy пишет:
> This is required for CRIU to migrate a mount point, when write end in user
> space is closed.
>
> https://jira.sw.ru/browse/PSBM-41217
>
> Signed-off-by: Stanislav Kinsburskiy <skinsbursky at virtuozzo.com>
> ---
>   fs/autofs4/inode.c |    4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
> index e9f2597..80cc5d7 100644
> --- a/fs/autofs4/inode.c
> +++ b/fs/autofs4/inode.c
> @@ -81,6 +81,10 @@ static int autofs4_show_options(struct seq_file *m, struct dentry *root)
>   		return 0;
>   
>   	seq_printf(m, ",fd=%d", sbi->pipefd);
> +	if (sbi->pipe)
> +		seq_printf(m, ",pipe_ino=%ld", sbi->pipe->f_inode->i_ino);
> +	else
> +		seq_printf(m, ",pipe_ino=-1");
>   	if (!uid_eq(root_inode->i_uid, GLOBAL_ROOT_UID))
>   		seq_printf(m, ",uid=%u",
>   			from_kuid_munged(&init_user_ns, root_inode->i_uid));
>
> _______________________________________________
> Devel mailing list
> Devel at openvz.org
> https://lists.openvz.org/mailman/listinfo/devel